SmallVector: Don't rely on having an assignment operator around in push_back for POD-like types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155791 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/ADT/SmallVectorTest.cpp b/unittests/ADT/SmallVectorTest.cpp
index d5bfe76..c2542d6 100644
--- a/unittests/ADT/SmallVectorTest.cpp
+++ b/unittests/ADT/SmallVectorTest.cpp
@@ -413,4 +413,17 @@
theVector.insert(theVector.end(), L.begin(), L.end());
}
+struct notassignable {
+ int &x;
+ notassignable(int &x) : x(x) {}
+};
+
+TEST_F(SmallVectorTest, NoAssignTest) {
+ int x = 0;
+ SmallVector<notassignable, 2> vec;
+ vec.push_back(notassignable(x));
+ x = 42;
+ EXPECT_EQ(42, vec.pop_back_val().x);
+}
+
}